FPD

例句：

1. 1. The FPD is designed to protect sensitive information from unauthorized access.
   FPD旨在保护敏感信息免受未经授权的访问。
2. 2. The company uses FPDs to store and secure important documents.
   该公司使用FPD来存储和安全重要文件。
3. 3. FPDs are commonly used in offices to protect sensitive data from theft.
   FPD在办公室中常用来保护敏感数据免受盗窃。